package top.kinix.homework01;

import java.util.Scanner;

public class Main {
    public static void main(String[] args) {
        Scanner scanner = new Scanner(System.in);
        String input;
        double a;
        double b;
        char symb;
        a = scanner.nextDouble();
        symb = scanner.next().charAt(0);
        b = scanner.nextDouble();
        //test
//        System.out.println(a+b);
        Calc.echo(a,b,symb);
    }
}
